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Date: Mon, 30 Jan 2017 15:29:18 +0100
From: Gregory CLEMENT <gregory.clement@...e-electrons.com>
To: Chris Packham <chris.packham@...iedtelesis.co.nz>
Cc: linux@...linux.org.uk, linux-arm-kernel@...ts.infradead.org,
Rob Herring <robh+dt@...nel.org>,
Mark Rutland <mark.rutland@....com>,
Jason Cooper <jason@...edaemon.net>,
Andrew Lunn <andrew@...n.ch>,
Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>,
devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
netdev@...r.kernel.org
Subject: Re: [PATCH v6 4/5] arm: mvebu: Add device tree for 98DX3236 SoCs
Hi Chris,
On lun., janv. 30 2017, Chris Packham <chris.packham@...iedtelesis.co.nz> wrote:
> The Marvell 98DX3236, 98DX3336, 98DX4521 and variants are switch ASICs
> with integrated CPUs. They are similar to the Armada XP SoCs but have
> different I/O interfaces.
>
> Signed-off-by: Chris Packham <chris.packham@...iedtelesis.co.nz>
> Acked-by: Rob Herring <robh@...nel.org>
Applied on mvebu/dt
Thanks,
Gregory
> ---
>
> Notes:
> Changes in v2:
> - Update devicetree binding documentation to reflect that 98DX3336 and
> 984251 are supersets of 98DX3236.
> - disable crypto block
> - disable sdio for 98DX3236, enable for 98DX4251
> Changes in v3:
> - fix typo 4521 -> 4251
> - document prestera bindings
> - rework corediv-clock binding
> - add label to packet processor node
> - add new compatible string for DFX server
> Changes in v4:
> - Collect ack from Rob
> Changes in v5:
> - Fixup license text. Add labels to nodes.
> Changes in v6:
> - None
>
> .../devicetree/bindings/arm/marvell/98dx3236.txt | 23 ++
> .../devicetree/bindings/net/marvell,prestera.txt | 50 ++++
> arch/arm/boot/dts/armada-xp-98dx3236.dtsi | 254 +++++++++++++++++++++
> arch/arm/boot/dts/armada-xp-98dx3336.dtsi | 76 ++++++
> arch/arm/boot/dts/armada-xp-98dx4251.dtsi | 90 ++++++++
> 5 files changed, 493 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/arm/marvell/98dx3236.txt
> create mode 100644 Documentation/devicetree/bindings/net/marvell,prestera.txt
> create mode 100644 arch/arm/boot/dts/armada-xp-98dx3236.dtsi
> create mode 100644 arch/arm/boot/dts/armada-xp-98dx3336.dtsi
> create mode 100644 arch/arm/boot/dts/armada-xp-98dx4251.dtsi
>
> diff --git a/Documentation/devicetree/bindings/arm/marvell/98dx3236.txt b/Documentation/devicetree/bindings/arm/marvell/98dx3236.txt
> new file mode 100644
> index 000000000000..64e8c73fc5ab
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/arm/marvell/98dx3236.txt
> @@ -0,0 +1,23 @@
> +Marvell 98DX3236, 98DX3336 and 98DX4251 Platforms Device Tree Bindings
> +----------------------------------------------------------------------
> +
> +Boards with a SoC of the Marvell 98DX3236, 98DX3336 and 98DX4251 families
> +shall have the following property:
> +
> +Required root node property:
> +
> +compatible: must contain "marvell,armadaxp-98dx3236"
> +
> +In addition, boards using the Marvell 98DX3336 SoC shall have the
> +following property:
> +
> +Required root node property:
> +
> +compatible: must contain "marvell,armadaxp-98dx3336"
> +
> +In addition, boards using the Marvell 98DX4251 SoC shall have the
> +following property:
> +
> +Required root node property:
> +
> +compatible: must contain "marvell,armadaxp-98dx4251"
> diff --git a/Documentation/devicetree/bindings/net/marvell,prestera.txt b/Documentation/devicetree/bindings/net/marvell,prestera.txt
> new file mode 100644
> index 000000000000..5fbab29718e8
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/net/marvell,prestera.txt
> @@ -0,0 +1,50 @@
> +Marvell Prestera Switch Chip bindings
> +-------------------------------------
> +
> +Required properties:
> +- compatible: one of the following
> + "marvell,prestera-98dx3236",
> + "marvell,prestera-98dx3336",
> + "marvell,prestera-98dx4251",
> +- reg: address and length of the register set for the device.
> +- interrupts: interrupt for the device
> +
> +Optional properties:
> +- dfx: phandle reference to the "DFX Server" node
> +
> +Example:
> +
> +switch {
> + compatible = "simple-bus";
> + #address-cells = <1>;
> + #size-cells = <1>;
> + ranges = <0 MBUS_ID(0x03, 0x00) 0 0x100000>;
> +
> + packet-processor@0 {
> + compatible = "marvell,prestera-98dx3236";
> + reg = <0 0x4000000>;
> + interrupts = <33>, <34>, <35>;
> + dfx = <&dfx>;
> + };
> +};
> +
> +DFX Server bindings
> +-------------------
> +
> +Required properties:
> +- compatible: must be "marvell,dfx-server"
> +- reg: address and length of the register set for the device.
> +
> +Example:
> +
> +dfx-registers {
> + compatible = "simple-bus";
> + #address-cells = <1>;
> + #size-cells = <1>;
> + ranges = <0 MBUS_ID(0x08, 0x00) 0 0x100000>;
> +
> + dfx: dfx@0 {
> + compatible = "marvell,dfx-server";
> + reg = <0 0x100000>;
> + };
> +};
> diff --git a/arch/arm/boot/dts/armada-xp-98dx3236.dtsi b/arch/arm/boot/dts/armada-xp-98dx3236.dtsi
> new file mode 100644
> index 000000000000..9461128fae24
> --- /dev/null
> +++ b/arch/arm/boot/dts/armada-xp-98dx3236.dtsi
> @@ -0,0 +1,254 @@
> +/*
> + * Device Tree Include file for Marvell 98dx3236 family SoC
> + *
> + * Copyright (C) 2016 Allied Telesis Labs
> + *
> + * This file is dual-licensed: you can use it either under the terms
> + * of the GPL or the X11 license, at your option. Note that this dual
> + * licensing only applies to this file, and not this project as a
> + * whole.
> + *
> + * a) This file is free software; you can redistribute it and/or
> + * modify it under the terms of the GNU General Public License as
> + * published by the Free Software Foundation; either version 2 of the
> + * License, or (at your option) any later version.
> + *
> + * This file is distributed in the hope that it will be useful,
> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
> + * GNU General Public License for more details.
> + *
> + * Or, alternatively,
> + *
> + * b) Permission is hereby granted, free of charge, to any person
> + * obtaining a copy of this software and associated documentation
> + * files (the "Software"), to deal in the Software without
> + * restriction, including without limitation the rights to use,
> + * copy, modify, merge, publish, distribute, sublicense, and/or
> + * sell copies of the Software, and to permit persons to whom the
> + * Software is furnished to do so, subject to the following
> + * conditions:
> + *
> + * The above copyright notice and this permission notice shall be
> + * included in all copies or substantial portions of the Software.
> + *
> + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
> + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
> + * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
> + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
> + * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
> + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
> + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
> + * OTHER DEALINGS IN THE SOFTWARE.
> + *
> + * Contains definitions specific to the 98dx3236 SoC that are not
> + * common to all Armada XP SoCs.
> + */
> +
> +#include "armada-xp.dtsi"
> +
> +/ {
> + model = "Marvell 98DX3236 SoC";
> + compatible = "marvell,armadaxp-98dx3236", "marvell,armadaxp", "marvell,armada-370-xp";
> +
> + aliases {
> + gpio0 = &gpio0;
> + gpio1 = &gpio1;
> + gpio2 = &gpio2;
> + };
> +
> + cpus {
> + #address-cells = <1>;
> + #size-cells = <0>;
> + enable-method = "marvell,98dx3236-smp";
> +
> + cpu@0 {
> + device_type = "cpu";
> + compatible = "marvell,sheeva-v7";
> + reg = <0>;
> + clocks = <&cpuclk 0>;
> + clock-latency = <1000000>;
> + };
> + };
> +
> + soc {
> + ranges = <MBUS_ID(0xf0, 0x01) 0 0 0xf1000000 0x100000
> + MBUS_ID(0x01, 0x1d) 0 0 0xfff00000 0x100000
> + MBUS_ID(0x01, 0x2f) 0 0 0xf0000000 0x1000000
> + MBUS_ID(0x03, 0x00) 0 0 0xa8000000 0x4000000
> + MBUS_ID(0x08, 0x00) 0 0 0xac000000 0x100000>;
> +
> + /*
> + * 98DX3236 has 1 x1 PCIe unit Gen2.0
> + */
> + pciec: pcie-controller@...00000 {
> + compatible = "marvell,armada-xp-pcie";
> + status = "disabled";
> + device_type = "pci";
> +
> + #address-cells = <3>;
> + #size-cells = <2>;
> +
> + msi-parent = <&mpic>;
> + bus-range = <0x00 0xff>;
> +
> + ranges =
> + <0x82000000 0 0x40000 MBUS_ID(0xf0, 0x01) 0x40000 0 0x00002000 /* Port 0.0 registers */
> + 0x82000000 0x1 0 MBUS_ID(0x04, 0xe8) 0 1 0 /* Port 0.0 MEM */
> + 0x81000000 0x1 0 MBUS_ID(0x04, 0xe0) 0 1 0 /* Port 0.0 IO */
> + 0x82000000 0x2 0 MBUS_ID(0x04, 0xd8) 0 1 0 /* Port 0.1 MEM */>;
> +
> + pcie1: pcie@1,0 {
> + device_type = "pci";
> + assigned-addresses = <0x82000800 0 0x40000 0 0x2000>;
> + reg = <0x0800 0 0 0 0>;
> + #address-cells = <3>;
> + #size-cells = <2>;
> + #interrupt-cells = <1>;
> + ranges = <0x82000000 0 0 0x82000000 0x1 0 1 0
> + 0x81000000 0 0 0x81000000 0x1 0 1 0>;
> + interrupt-map-mask = <0 0 0 0>;
> + interrupt-map = <0 0 0 0 &mpic 58>;
> + marvell,pcie-port = <0>;
> + marvell,pcie-lane = <0>;
> + clocks = <&gateclk 5>;
> + status = "disabled";
> + };
> + };
> +
> + internal-regs {
> + coreclk: mvebu-sar@...30 {
> + compatible = "marvell,mv98dx3236-core-clock";
> + };
> +
> + cpuclk: clock-complex@...00 {
> + compatible = "marvell,mv98dx3236-cpu-clock";
> + };
> +
> + corediv-clock@...40 {
> + status = "disabled";
> + };
> +
> + xor@...00 {
> + status = "disabled";
> + };
> +
> + crypto@...00 {
> + status = "disabled";
> + };
> +
> + xor@...00 {
> + status = "disabled";
> + };
> +
> + xor@...00 {
> + compatible = "marvell,orion-xor";
> + reg = <0xf0800 0x100
> + 0xf0a00 0x100>;
> + clocks = <&gateclk 22>;
> + status = "okay";
> +
> + xor10 {
> + interrupts = <51>;
> + dmacap,memcpy;
> + dmacap,xor;
> + };
> + xor11 {
> + interrupts = <52>;
> + dmacap,memcpy;
> + dmacap,xor;
> + dmacap,memset;
> + };
> + };
> +
> + gpio0: gpio@...00 {
> + compatible = "marvell,orion-gpio";
> + reg = <0x18100 0x40>;
> + ngpios = <32>;
> + gpio-controller;
> + #gpio-cells = <2>;
> + interrupt-controller;
> + #interrupt-cells = <2>;
> + interrupts = <82>, <83>, <84>, <85>;
> + };
> +
> + /* does not exist */
> + gpio1: gpio@...40 {
> + compatible = "marvell,orion-gpio";
> + reg = <0x18140 0x40>;
> + status = "disabled";
> + };
> +
> + gpio2: gpio@...80 { /* rework some properties */
> + compatible = "marvell,orion-gpio";
> + reg = <0x18180 0x40>;
> + ngpios = <1>; /* only gpio #32 */
> + gpio-controller;
> + #gpio-cells = <2>;
> + interrupt-controller;
> + #interrupt-cells = <2>;
> + interrupts = <87>;
> + };
> +
> + nand: nand@...00 {
> + clocks = <&dfx_coredivclk 0>;
> + };
> + };
> +
> + dfxr: dfx-registers@...00000 {
> + compatible = "simple-bus";
> + #address-cells = <1>;
> + #size-cells = <1>;
> + ranges = <0 MBUS_ID(0x08, 0x00) 0 0x100000>;
> +
> + dfx_coredivclk: corediv-clock@...68 {
> + compatible = "marvell,mv98dx3236-corediv-clock";
> + reg = <0xf8268 0xc>;
> + #clock-cells = <1>;
> + clocks = <&mainpll>;
> + clock-output-names = "nand";
> + };
> +
> + dfx: dfx@0 {
> + compatible = "marvell,dfx-server";
> + reg = <0 0x100000>;
> + };
> + };
> +
> + switch: switch@...00000 {
> + compatible = "simple-bus";
> + #address-cells = <1>;
> + #size-cells = <1>;
> + ranges = <0 MBUS_ID(0x03, 0x00) 0 0x100000>;
> +
> + pp0: packet-processor@0 {
> + compatible = "marvell,prestera-98dx3236";
> + reg = <0 0x4000000>;
> + interrupts = <33>, <34>, <35>;
> + dfx = <&dfx>;
> + };
> + };
> + };
> +};
> +
> +&pinctrl {
> + compatible = "marvell,98dx3236-pinctrl";
> +
> + spi0_pins: spi0-pins {
> + marvell,pins = "mpp0", "mpp1",
> + "mpp2", "mpp3";
> + marvell,function = "spi0";
> + };
> +};
> +
> +&sdio {
> + status = "disabled";
> +};
> +
> +&crypto_sram0 {
> + status = "disabled";
> +};
> +
> +&crypto_sram1 {
> + status = "disabled";
> +};
> diff --git a/arch/arm/boot/dts/armada-xp-98dx3336.dtsi b/arch/arm/boot/dts/armada-xp-98dx3336.dtsi
> new file mode 100644
> index 000000000000..e1580afdc260
> --- /dev/null
> +++ b/arch/arm/boot/dts/armada-xp-98dx3336.dtsi
> @@ -0,0 +1,76 @@
> +/*
> + * Device Tree Include file for Marvell 98dx3336 family SoC
> + *
> + * Copyright (C) 2016 Allied Telesis Labs
> + *
> + * This file is dual-licensed: you can use it either under the terms
> + * of the GPL or the X11 license, at your option. Note that this dual
> + * licensing only applies to this file, and not this project as a
> + * whole.
> + *
> + * a) This file is free software; you can redistribute it and/or
> + * modify it under the terms of the GNU General Public License as
> + * published by the Free Software Foundation; either version 2 of the
> + * License, or (at your option) any later version.
> + *
> + * This file is distributed in the hope that it will be useful,
> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
> + * GNU General Public License for more details.
> + *
> + * Or, alternatively,
> + *
> + * b) Permission is hereby granted, free of charge, to any person
> + * obtaining a copy of this software and associated documentation
> + * files (the "Software"), to deal in the Software without
> + * restriction, including without limitation the rights to use,
> + * copy, modify, merge, publish, distribute, sublicense, and/or
> + * sell copies of the Software, and to permit persons to whom the
> + * Software is furnished to do so, subject to the following
> + * conditions:
> + *
> + * The above copyright notice and this permission notice shall be
> + * included in all copies or substantial portions of the Software.
> + *
> + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
> + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
> + * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
> + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
> + * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
> + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
> + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
> + * OTHER DEALINGS IN THE SOFTWARE.
> + *
> + * Contains definitions specific to the 98dx3236 SoC that are not
> + * common to all Armada XP SoCs.
> + */
> +
> +#include "armada-xp-98dx3236.dtsi"
> +
> +/ {
> + model = "Marvell 98DX3336 SoC";
> + compatible = "marvell,armadaxp-98dx3336", "marvell,armadaxp-98dx3236", "marvell,armadaxp", "marvell,armada-370-xp";
> +
> + cpus {
> + cpu@1 {
> + device_type = "cpu";
> + compatible = "marvell,sheeva-v7";
> + reg = <1>;
> + clocks = <&cpuclk 1>;
> + clock-latency = <1000000>;
> + };
> + };
> +
> + soc {
> + internal-regs {
> + resume@...80 {
> + compatible = "marvell,98dx3336-resume-ctrl";
> + reg = <0x20980 0x10>;
> + };
> + };
> + };
> +};
> +
> +&pp0 {
> + compatible = "marvell,prestera-98dx3336";
> +};
> diff --git a/arch/arm/boot/dts/armada-xp-98dx4251.dtsi b/arch/arm/boot/dts/armada-xp-98dx4251.dtsi
> new file mode 100644
> index 000000000000..4b0533a4ccb7
> --- /dev/null
> +++ b/arch/arm/boot/dts/armada-xp-98dx4251.dtsi
> @@ -0,0 +1,90 @@
> +/*
> + * Device Tree Include file for Marvell 98dx4521 family SoC
> + *
> + * Copyright (C) 2016 Allied Telesis Labs
> + *
> + * This file is dual-licensed: you can use it either under the terms
> + * of the GPL or the X11 license, at your option. Note that this dual
> + * licensing only applies to this file, and not this project as a
> + * whole.
> + *
> + * a) This file is free software; you can redistribute it and/or
> + * modify it under the terms of the GNU General Public License as
> + * published by the Free Software Foundation; either version 2 of the
> + * License, or (at your option) any later version.
> + *
> + * This file is distributed in the hope that it will be useful,
> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
> + * GNU General Public License for more details.
> + *
> + * Or, alternatively,
> + *
> + * b) Permission is hereby granted, free of charge, to any person
> + * obtaining a copy of this software and associated documentation
> + * files (the "Software"), to deal in the Software without
> + * restriction, including without limitation the rights to use,
> + * copy, modify, merge, publish, distribute, sublicense, and/or
> + * sell copies of the Software, and to permit persons to whom the
> + * Software is furnished to do so, subject to the following
> + * conditions:
> + *
> + * The above copyright notice and this permission notice shall be
> + * included in all copies or substantial portions of the Software.
> + *
> + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
> + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
> + * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
> + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
> + * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
> + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
> + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
> + * OTHER DEALINGS IN THE SOFTWARE.
> + *
> + * Contains definitions specific to the 98dx4521 SoC that are not
> + * common to all Armada XP SoCs.
> + */
> +
> +#include "armada-xp-98dx3236.dtsi"
> +
> +/ {
> + model = "Marvell 98DX4251 SoC";
> + compatible = "marvell,armadaxp-98dx4521", "marvell,armadaxp-98dx3236", "marvell,armadaxp", "marvell,armada-370-xp";
> +
> + cpus {
> + cpu@1 {
> + device_type = "cpu";
> + compatible = "marvell,sheeva-v7";
> + reg = <1>;
> + clocks = <&cpuclk 1>;
> + clock-latency = <1000000>;
> + };
> + };
> +
> + soc {
> + internal-regs {
> + resume@...80 {
> + compatible = "marvell,98dx3336-resume-ctrl";
> + reg = <0x20980 0x10>;
> + };
> + };
> + };
> +};
> +
> +&sdio {
> + status = "okay";
> +};
> +
> +&pinctrl {
> + compatible = "marvell,98dx4251-pinctrl";
> +
> + sdio_pins: sdio-pins {
> + marvell,pins = "mpp5", "mpp6", "mpp7",
> + "mpp8", "mpp9", "mpp10";
> + marvell,function = "sd0";
> + };
> +};
> +
> +&pp0 {
> + compatible = "marvell,prestera-98dx4251";
> +};
> --
> 2.11.0.24.ge6920cf
>
--
Gregory Clement, Free Electrons
Kernel, drivers, real-time and embedded Linux
development, consulting, training and support.
http://free-electrons.com
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